package de.pass.ch.graph;

import de.pass.ch.graph.edge.Edge;
import de.pass.ch.graph.node.INode;

public interface IGraph {

	public INode node(int index);

	public int noOfNodes();

	public int noOfEdges();

	public Edge edge(int nodeID, int edgeID);

	public int firstLevelEdge(int nodeID);

	public int lastEdge(int nodeID);

}
